G2Map is a map editor for the Generation 2 Pokemon RPGs, namely Gold, Silver and Crystal, written in C# with .NET 4.5. It is capable of editing maps, events, map properties (ex. tileset, music) and wild Pokemon on maps that support them.
Note that….

This is a level editor for Kirby’s Block Ball for the gameboy. It edits all basic levels. However, it cannot change boss and bonus levels.
Staff Note: that there is no pinball game category so you should create one then edit this page….

PaneponGUI is a graphics decompression tool for Pokemon de Panepon and Pokemon Puzzle Challenge for the Game Boy Color. It is written in C# .NET and features both, a graphical interface for browsing the ROM, and command line arguments to directly dec….

The Legend of Zelda: Link’s Awakening Level Editor (LALE) is an editor that contains many features for making a basic ROM hack for the Gameboy Colour game: Link’s Awakening DX.
In the version 1.20 release it contains:

This is a modified SDL version of VBA to support advanced hacking features such as tracing, breakpoints and more.
Note: This is completely command-line driven. Be sure to refer to the readme for instructions.

This is a tracing emulator based off of Visualboy Advance 1.7.1. This uses a “hook” system which is similar to a breakpoint, except it logs where the hook occurs to a text file instead of snapping a debugger. You can also dump RAM, SRAM, an….

Edits Metroid Fusion and Metroid Zero Mission’s foreground data, level data, clip data, the sprites/enemies and their position.
It can do most of the things the Level Header Editor could. Allows you to view the palette for the current level and….

This is a command line utility for dumping and inserting maps from
Nintendo/Intelligent System’s Gameboy Advance game “Advance Wars 2:
Black Hole Rising” written in C#. Source code included for the suicidal.